Cause of death: heart attack
Norma Deloris Egstrom (May 26, 1920 – January 21, 2002), known professionally as Peggy Lee, was an American jazz and popular music singer, songwriter, composer, and actress whose career spanned seven decades. From her beginning as a vocalist on local radio to singing with Benny Goodman's big band, Lee created a sophisticated persona, writing music for films, acting, and recording conceptual record albums combining poetry and music. Called the "Queen of American pop music," Lee recorded over 1,100 masters and composed over 270 songs.
Source : Wikipedia
